Crossfit Gym & Fitness Classes Great Leighs

the training design

The Training Design is a brand new functional gym in Chelmsford, and home to TD CrossFit. We provide an affordable, high quality and friendly environment for our members to come and train in. Offering help, direction and motivation, from highly experienced and qualified coaches.

A gym designed with you in mind.

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Welcome to The Training Design Gym – your premier destination for CrossFit training and fitness classes in the Great Leighs area.

Located just 9 miles away in Chelmsford, our brand-new functional gym offers an affordable, high-quality, and friendly environment for all fitness enthusiasts.

Our experienced and qualified coaches are dedicated to providing you with the best guidance and motivation, ensuring you achieve your fitness goals. Whether you’re a seasoned CrossFit athlete or just starting your fitness journey, we have something for everyone.

Functional Fitness Classes Great Leighs


At The Training Design Gym, we take pride in offering a diverse range of fitness classes that cater to your unique needs.

Our CrossFit Classes are designed to challenge and push your limits, focusing on strength, endurance, and overall performance. If you’re interested in honing your weightlifting skills, our Barbell Classes are perfect for refining technique and building strength.

For those seeking a dynamic workout, our Strength & Conditioning Classes combine various training methods to enhance functional fitness. Each class is expertly crafted to deliver maximum results in a motivating group setting.

our facilities


One to One Personal Training Great Leighs

If you prefer personalised attention, our One to One Personal Training sessions are tailored to address your specific fitness objectives. Our coaches will work closely with you to create a custom training plan, ensuring efficient progress and rapid improvement.

Open Gym For People Living in Great Leighs

For individuals who enjoy exercising independently, our Open Gym grants access to state-of-the-art facilities and equipment. Maintain your workout routine at your own pace and explore various training styles to suit your preferences.

Join The Training Design Gym today and embark on a transformative fitness journey. Whether you reside in Great Leighs or the surrounding Chelmsford area, our gym is within easy reach, and we’re excited to welcome you to our fitness community.

Experience the power of Crossfit training and the support of a dedicated team. Be prepared to challenge yourself, surpass your limits, and achieve your fitness aspirations with us at The Training Design Gym.

A gym designed with you in mind.



At The Training Design, we believe in fostering a strong sense of community among our members. When you become a part of TTD, you join a network of like-minded individuals who are passionate about fitness and personal growth.

Our community is built on mutual support, encouragement, and shared achievements. Through regular events, challenges, and group workouts, you’ll have the opportunity to connect with fellow members who will inspire and motivate you to reach new heights in your fitness journey.

Discover the power of community at The Training Design, and unlock your full potential in a gym that not only helps you achieve your fitness goals but also provides a welcoming and inclusive environment.

Join us today at The Training Design, your premier destination for Crossfit training, personal training, and a vibrant fitness community. Embark on your fitness journey with us and experience the transformative power of functional training.